linux-kernel - Re: [PATCH V5 0/2] add support for pmic

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Date:	Thu, 26 Mar 2015 10:26:09 -0500
From:	Kumar Gala <galak@...eaurora.org>
To:	"Ivan T. Ivanov" <iivanov@...sol.com>
Cc:	Gilad Avidov <gavidov@...eaurora.org>, sdharia@...eaurora.org,
	mlocke@...eaurora.org, linux-arm-msm@...r.kernel.org,
	gregkh@...uxfoundation.org, svarbanov@...sol.com,
	linux-kernel@...r.kernel.org, agross@...eaurora.org
Subject: Re: [PATCH V5 0/2] add support for pmic_arb v2 and correct framework


On Mar 26, 2015, at 4:51 AM, Ivan T. Ivanov <iivanov@...sol.com> wrote:

> 
> On Wed, 2015-03-25 at 11:37 -0600, Gilad Avidov wrote:
>> pmic_arb v2 has no support for spmi non-data commands and thus
>> returns -EOPNOTSUPP on .cmd callback. This causes a failure in
>> spmi_drv_probe() which sends a wakeup command to the slave before
>> probing its driver. This patchset removes the wakeup from
>> spmi_drv_probe() since the spmi spec stipulates that a slaves
>> default state is active and doesn't need a wakeup.
>> 
>> Changes from v3 to v4:
>> * Remove the claim that this is a bug fix off the commit text
>> * Unmap the core register space as soon as we know that it will not be used
>> * Assign the core reg space to a local until we know if it appropriate to use
>>   it to configure the controller fields (on v1) or unmap it (on v2).
>> 
>> Changes from v4 to v5:
>> * remove the unmap added in v4 since it is used again and the mapping is managed.
>> * correct printf formatting for 64bit compilers.
>> * correct base address for reading the channel table.
>> 
>> Gilad Avidov (2):
>>  spmi: remove wakeup command before slave probe
>>  spmi: pmic_arb: add support for hw version 2
> 
> Thank you Gilad. This is fine now. Tested on APQ8084
> (controller v1) and MSM8916 (controller v2).
> 
> I am wandering which is the appropriate tree to merge this?
> 
> Kumar?

We’ve been asking Greg to pick up SPMI patches.

- k

-- 
Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project

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